CN220857431U

CN220857431U - Low-voltage extraction type GCK switch cabinet shell

Info

Publication number: CN220857431U
Application number: CN202322625516.2U
Authority: CN
Inventors: 陈销山
Original assignee: Xiamen Yangli Electric Co ltd
Current assignee: Xiamen Yangli Electric Co ltd
Priority date: 2023-09-26
Filing date: 2023-09-26
Publication date: 2024-04-26
Anticipated expiration: 2033-09-26

Abstract

The utility model provides a low-voltage extraction type GCK switch cabinet shell, which comprises a cabinet body, a plurality of drawing layers and cabinet doors, wherein the drawing layers and the cabinet doors are arranged in the cabinet body, an air inlet area and an air outlet area are arranged at the top and the bottom of the cabinet body, another protective door is arranged at the cabinet door and is used for blocking and sealing an inner cavity at the inner side of the cabinet body, the protective door is provided with a plurality of openable access door plates corresponding to the drawing layers, an induction module for inducing the opening state of the protective door is arranged between the access door plates and the protective door, a control module electrically connected with the induction module and a positive and negative rotation controller electrically connected with the output end of the control module are arranged in the cabinet body, fan modules are arranged in the air inlet area and the air outlet area, and are electrically connected with the positive and negative rotation controllers, and unidirectional opening mechanisms are respectively arranged at the inner sides of the air inlet area and the air outlet area.

Description

Low-voltage extraction type GCK switch cabinet shell

Technical Field

The utility model relates to the technical field of switch cabinets, in particular to a low-voltage extraction type GCK switch cabinet shell.

Background

In power transmission systems, the switch cabinet plays a critical role as a core hinge part therein. The drawing type switch cabinet is internally provided with a plurality of drawing layers which can be drawn. In the use process of the low-voltage switch cabinet, heat dissipation is a problem to be solved urgently, and a common practice is to provide an air inlet area and an air outlet area on a cabinet body of the switch cabinet, install a fan used for heat dissipation in the cabinet body, and introduce air outside the cabinet body through air flow formed by rotation of the fan, so that heat in the cabinet body is taken away, and the purposes of heat dissipation and temperature reduction are achieved.

In the above process, dust accumulation is also an important heating cause of circuit components in the cabinet body, and dust screens are usually arranged at the positions of the cabinet body air inlet area and the cabinet body air outlet area to intercept the dust.

However, in the switch cabinet described above, the opening and closing process of the cabinet door is also an important way for external dust to enter the cabinet body in the process of overhauling and maintaining, and the existing draw-out switch cabinet has no corresponding protection measures, so that it is difficult to ensure the dustproof heat dissipation effect inside the cabinet body.

In view of this, the present inventors have specifically devised a low voltage drawer type GCK switchgear enclosure, which results therefrom.

Disclosure of utility model

In order to solve the problems, the technical scheme of the utility model is as follows:

The utility model provides a low pressure pull-out type GCK cubical switchboard casing, includes the cabinet body, locates a plurality of pull layers and cabinet door in the cabinet body, cabinet body top and bottom are equipped with the district that admits air and the district of giving vent to anger of the internal chamber of intercommunication cabinet, cabinet body inboard and in cabinet door department are equipped with another guard gate, the guard gate is airtight with its inboard inner chamber separation, the guard gate corresponds a plurality of pull layers and is equipped with a plurality of access door boards that can open, be equipped with the response module that is used for responding to the guard gate and opens the state between access door board and the guard gate, the internal control module who is equipped with the response module electricity and the positive and negative rotation controller who is connected with the control module output electricity of being equipped with the fan module in the cabinet body and in the district position of giving vent to anger, the positive and negative rotation controller is connected to the fan module electricity, the district that gives vent to anger is equipped with unidirectional opening's unidirectional mechanism.

Preferably, one end of the access door plate is hinged with the protective door, the other movable end of the access door plate is provided with an induction piece at the upper side of the access door plate, the induction module is arranged on the protective door and at the opposite position of the induction piece, and the induction module is a photoelectric sensor matched with the induction piece.

Preferably, the photoelectric sensor comprises a concave induction groove formed by concave, the two sides of the induction groove are respectively provided with a photoelectric emission module and a photoelectric receiving module, and when the access door panel is closed, the induction piece is positioned between the photoelectric emission module and the photoelectric receiving module.

Preferably, a fixing seat is arranged at the upper end of the outer side wall of the access door plate, and the induction piece is arranged at the upper end of the fixing seat.

Preferably, the upper and lower sides of the access door panel are provided with sealing edges, and the sealing edges are abutted with the protective door to close the gap when the access door panel is closed.

Preferably, an air flow gap is formed between the inner side of the protective door and the drawing layer, and an integral air flow channel is formed by the air flow gap which is adjacent up and down and the hollowed-out area inside the cabinet body.

Preferably, an air pressure sensor is arranged in the cabinet body and in the air flow channel, and the air pressure sensor is electrically connected with the input end of the control module.

Preferably, the unidirectional mechanism comprises an air passage embedded on the cabinet body and a unidirectional air valve arranged in the air passage and used for controlling the air to pass through, and the unidirectional air valve is electrically connected with the output end of the control module.

Preferably, a dust screen is arranged in the air passage.

Preferably, the control module is an MCU microprocessor.

The beneficial effects of the utility model are as follows:

According to the utility model, the inner cavity of the inner side of the cabinet body is secondarily blocked through the protective door, and a plurality of access door panels on the protective door are used for providing independent overhaul and operation areas corresponding to each drawing layer, when overhaul or check is needed to be carried out on circuit components in the drawing layer of a certain layer, the corresponding access door panels are only required to be opened, the control module carries out reverse rotation control on the fan module through the forward and reverse rotation controller after the induction module is triggered, and because the air inlet area and the air outlet area are provided with the unidirectional mechanism, air flow blown out after the fan module is reversed can only flow out from the opening of the opened access door panels, so that partial positive pressure is formed at the access door panels, external dust is prevented from entering the inner cavity of the cabinet body along the opened access door panels, and the dustproof heat dissipation effect of the switch cabinet is fully maintained.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model.

Wherein:

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view showing a partial structure of a protective door according to the present utility model;

FIG. 3 is a schematic view of the partial enlarged structure of the area A in FIG. 2;

FIG. 4 is a schematic view of a partial cross-sectional structure of the present utility model;

FIG. 5 is a connection schematic block diagram of the present utility model;

FIG. 6 is a schematic view of a partially cut-away structure of the present utility model highlighting a one-way valve.

Description of the reference numerals:

10. A cabinet body; 11. drawing the layer; 12. a cabinet door; 13. an air intake zone; 20. a protective door; 30. an access door panel; 31. a sealing edge; 32. an air flow gap; 33. an air flow channel; 40. an induction module; 41. an induction piece; 42. an induction tank; 43. a fixing seat; 50. a control module; 60. a forward/reverse rotation controller; 61. a fan module; 70. a unidirectional mechanism; 71. an airway; 72. a one-way air valve; 73. a dust-proof net.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear and obvious, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1 to 6, as a low voltage draw-out type GCK switch cabinet housing according to a preferred embodiment of the present utility model, the low voltage draw-out type GCK switch cabinet housing includes a cabinet body 10, a plurality of drawing layers 11 and a cabinet door 12 disposed in the cabinet body 10, an inner cavity is formed in the cabinet body 10, an air inlet area 13 and an air outlet area (not shown in the drawings) are disposed at the top and bottom of the cabinet body 10 and are communicated with the inner cavity of the cabinet body 10, the air inlet area 13 is disposed at the bottom of the front side of the cabinet body 10, the air outlet area is disposed at two side walls of the cabinet body 10, another protective door 20 is disposed at the cabinet door 12 and is used for blocking and sealing the inner cavity of the protective door 20, the drawing layers 11 are disposed in the area formed by combining the side walls in the protective door 20, the protective door 20 is provided with a plurality of openable access door panels 30 corresponding to the drawing layers 11, a control module 50 electrically connected with the sensing module 40 is disposed between the access door panels 30 and the protective door 20, a forward and reverse rotation controller 60 electrically connected with the output end of the control module 50 is disposed in the cabinet body 10, the air inlet area 13 and the air outlet area 61 is disposed at the air outlet area 13 and the air outlet area 61 is electrically connected with the forward and reverse rotation controller 60 is disposed at the air inlet area and reverse rotation controller 60 is electrically connected with the forward and reverse rotation controller 60.

Preferably, as shown in fig. 2 and 3, one end of the access door panel 30 is hinged to the protective door 20, the other movable end of the access door panel 30 is located at the upper side of the access door panel 20 and is provided with a sensing piece 41, the sensing module 40 is arranged on the protective door 20 and is located at a position opposite to the sensing piece 41, the sensing module 40 is a photoelectric sensor matched with the sensing piece 41, the photoelectric sensor comprises a concave sensing groove 42 formed by concave, a photoelectric transmitting module and a photoelectric receiving module (not shown in the drawings) are respectively arranged at two sides of the sensing groove 42, when the access door panel 30 is closed, the sensing piece 41 is located between the photoelectric transmitting module and the photoelectric receiving module, therefore, when the optical path formed by the photoelectric transmitting module and the photoelectric receiving module of the photoelectric sensor is cut off by the sensing piece 41, namely, when the access door panel 30 is closed, the photoelectric sensor is in an un-triggered state, the control module 50 does not receive a control signal, when the access door panel 30 is opened, the sensing piece 41 is moved out from the sensing groove 42, a signal sent by the photoelectric transmitting module is received by the photoelectric receiving module, the photoelectric sensor triggers the control module 50 receives the signal, so that the rotation controller 60 works, and the positive and negative and positive and negative pressure inside the cabinet 10 is formed.

Preferably, the upper end of the outer side wall of the access door panel 30 is provided with a fixing seat 43, the sensing piece 41 is arranged at the upper end of the fixing seat 43, and the fixing and the installation of the sensing piece 41 can be conveniently realized through the fixing seat 43.

Preferably, as shown in fig. 3, sealing edges 31 are disposed on the upper and lower sides of the access door panel 30, when the access door panel 30 is closed, the sealing edges 31 are abutted against the protective door 20 to close the gap, in this embodiment, the sealing edges 31 are sheet edges formed by silica gel, so that the sealing performance of the access door panel 30 to the interior of the cabinet 10 is further enhanced, and dust is prevented from entering the interior of the cabinet 10 along the gap.

Preferably, as shown in fig. 4, an air gap 32 is formed between the inner side of the protective door 20 and the drawing layer 11, and a complete air channel 33 is formed between the air gap 32 and the hollow area inside the cabinet 10, so that the air flow inside the cabinet 10 can flow sufficiently through the air channel 33 and the air gap 32, and the heat dissipation and dust prevention effects are enhanced.

Preferably, an air pressure sensor (not shown in the figure) is disposed in the cabinet body 10 and in the air flow channel 33, and the air pressure sensor is electrically connected to the input end of the control module 50, and the pressure condition in the cabinet body 10 can be monitored by the air pressure sensor, so that the rotation speed of the fan module 61 is adjusted according to the pressure condition, and the positive pressure in the cabinet body 10 is in a reasonable interval, so that the balance of energy consumption and dust prevention and heat dissipation can be better realized.

Preferably, as shown in fig. 6, the unidirectional mechanism 70 includes an air channel 71 embedded on the cabinet body 10 and a unidirectional air valve 72 embedded in the air channel 71 and used for controlling the air to pass through, the unidirectional air valve 72 is electrically connected with the output end of the control module 50, the unidirectional valves of the air inlet area 13 and the air outlet area are arranged towards the direction according to the air inlet and outlet, through the unidirectional valves, the normal air inlet and outlet can be realized under normal conditions, heat is taken away, and when maintenance is needed, the unidirectional valves limit the flow direction of the air, so that the air flows out from the position of the access door plate 30, and the air flow direction is stably limited.

Preferably, a dust screen 73 is provided within the air duct 71 to maintain a stable dust filtration of the air flow into and out of the interior of the cabinet 10.

Preferably, the control module 50 is an MCU microprocessor, the plurality of sensing modules 40 are electrically connected to an input end of the MCU microprocessor, and the forward/reverse rotation controller 60 is electrically connected to an output end of the MCU non-processor, so as to realize stable cooperation between the parts.

The beneficial effects of the utility model are as follows:

According to the utility model, the inner cavity of the inner side of the cabinet body 10 is secondarily blocked through the protective door 20, and an independent overhaul and operation area is provided by a plurality of access door panels 30 on the protective door 20 corresponding to each drawing layer 11, when overhaul or check is required to be carried out on circuit components in the drawing layer 11 of a certain layer, the corresponding access door panel 30 is only required to be opened, the control module 50 after triggering the sensing module 40 carries out reverse rotation control on the fan module 61 through the forward and reverse rotation controller 60, and as the air inlet area 13 and the air outlet area are provided with the unidirectional mechanism 70, air flow blown out after the fan module 61 is reversed can only flow out from the opening of the opened access door panel 30, so that partial positive pressure is formed at the access door panel 30, external dust is prevented from entering the inner cavity of the cabinet body 10 along the opened access door panel 30, and the dustproof heat dissipation effect of the switch cabinet is fully maintained.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is capable of being modified or applied directly to other applications without modification, as long as various insubstantial modifications of the method concept and technical solution of the utility model are adopted, all within the scope of the utility model.

Claims

1. The utility model provides a low pressure pull-out type GCK cubical switchboard casing, includes the cabinet body (10), locates a plurality of pull layers (11) and cabinet door (12) in the cabinet body (10), cabinet body (10) top and bottom are equipped with the district (13) and the district of giving vent to anger of the air of intercommunication cabinet body (10) inner chamber, a serial communication port, cabinet body (10) inboard just is equipped with another guard gate (20) in cabinet door (12) department, guard gate (20) keep off airtight with its inboard inner chamber, guard gate (20) correspond a plurality of pull layers (11) and are equipped with a plurality of access door boards (30) that can open, be equipped with between access door board (30) and guard gate (20) and be used for responding to guard gate (20) open state's sensing module (40), be equipped with in the cabinet body (10) with control module (50) and be connected with control module (50) output electricity, be equipped with fan (61) in cabinet body (10) and in the district position of giving vent to anger, fan (61) are equipped with fan (13) and are equipped with fan (61) in the district position, fan (70) electric fan (70) are all opened to the district is equipped with in the control module (10).

2. The low voltage extraction type GCK switchgear cabinet housing according to claim 1, wherein one end of said access door panel (30) is hinged to the protective door (20), the other movable end thereof is provided with an induction piece (41) on the upper side thereof, said induction module (40) is provided on the protective door (20) at a position opposite to the induction piece (41), and said induction module (40) is a photoelectric sensor matched with the induction piece (41).

3. The low voltage extraction type GCK switchgear cabinet of claim 2, wherein said photoelectric sensor comprises a concave-shaped induction groove (42), two sides of said induction groove (42) are respectively provided with a photoelectric emission module and a photoelectric receiving module, and said induction piece (41) is located between the photoelectric emission module and the photoelectric receiving module when said access door panel (30) is closed.

4. The low-voltage extraction type GCK switch cabinet shell according to claim 2, wherein a fixing seat (43) is arranged at the upper end of the outer side wall of the access door plate (30), and the induction piece (41) is arranged at the upper end of the fixing seat (43).

5. The low-voltage extraction type GCK switch cabinet shell according to claim 1, wherein sealing edges (31) are arranged on the upper side edge and the lower side edge of the access door plate (30), and the sealing edges (31) are abutted with the protective door (20) to close a gap when the access door plate (30) is closed.

6. The low-voltage extraction type GCK switch cabinet shell according to claim 1, wherein an air flow gap (32) is formed between the inner side of the protective door (20) and the drawing layer (11), and the air flow gap (32) and the hollowed-out area inside the cabinet body (10) which are adjacent up and down form a complete air flow channel (33).

7. The low voltage draw-out GCK switchgear cabinet according to claim 6, characterized in that a barometric sensor is provided in the cabinet (10) and in the airflow channel (33), said barometric sensor being electrically connected to the input of the control module (50).

8. The low-voltage draw-out GCK switchgear cabinet according to claim 1, characterized in that said unidirectional mechanism (70) comprises an air passage (71) embedded in the cabinet body (10) and a unidirectional air valve (72) arranged in the air passage (71) and used for controlling the passage of air, said unidirectional air valve (72) being electrically connected to the output end of the control module (50).

9. The low voltage draw out GCK switchgear cabinet enclosure according to claim 8, wherein a dust screen (73) is provided in the air duct (71).

10. The low voltage draw out GCK switchgear cabinet enclosure according to claim 1, wherein said control module (50) is a MCU microprocessor.